latrodectus | b1bd09509b474c5e4d8a652e27dfd37113ee64a238e696dd25d4c9a78f4c9b26

Analysis

max time kernel
15s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/02/2025, 20:52

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General

Target

018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe
Size

8.8MB
MD5

028903c61dc62459f4241124b7ce3e8d
SHA1

65beb2be5d0cac1f246f43dfe3bbfd2124919137
SHA256

018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1
SHA512

fc616aad411d0dafdde18b2b9dd78978cfe3cb10fc7932928eed528b16a425d96f82b995cdb3c3258370c5a25402eaf5220e6d2e39a52fafb95ab68fd2dc5a00
SSDEEP

196608:7cC8osdUCWzpt8iSjiTF6pS7MO8Q6gLawggMNr2ieZMpbfn:7clFPWzpt8iSqopS7MO8Q6gLawOyiQM5

Score

10^/10

latrodectus loader

Malware Config

Extracted

Family

latrodectus

Version

1.4

https://piloferstaf.com/test/

https://ypredoninen.com/test/

Attributes

group
Sigma
user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Tob 1.1)

aes.hex

Extracted

Family

latrodectus

aes.hex

Signatures

Latrodectus family
latrodectus
Latrodectus loader
Latrodectus is a loader written in C++.
loader latrodectus

Deletes itself 1 IoCs

pid	Process
1176	018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe

Executes dropped EXE 1 IoCs

pid	Process
2440	Update_3842c798.exe

Loads dropped DLL 1 IoCs

pid	Process
1176	018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1176	018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 2440	1176	018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe	29
PID 1176 wrote to memory of 2440	1176	018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe	29
PID 1176 wrote to memory of 2440	1176	018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe	29

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe
"C:\Users\Admin\AppData\Local\Temp\018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1.exe"
1⤵
- Deletes itself
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Users\Admin\AppData\Roaming\Custom_update\Update_3842c798.exe
  "C:\Users\Admin\AppData\Roaming\Custom_update\Update_3842c798.exe"
  2⤵
  - Executes dropped EXE
  PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\Custom_update\Update_3842c798.exe

Filesize
8.8MB

MD5
028903c61dc62459f4241124b7ce3e8d

SHA1
65beb2be5d0cac1f246f43dfe3bbfd2124919137

SHA256
018150d42eef2a004821b1ae6242a1daaeb122786b6ba4c5437f45390ccb7cd1

SHA512
fc616aad411d0dafdde18b2b9dd78978cfe3cb10fc7932928eed528b16a425d96f82b995cdb3c3258370c5a25402eaf5220e6d2e39a52fafb95ab68fd2dc5a00

Download Submit
memory/1176-1-0x0000000003E70000-0x0000000005B22000-memory.dmp

Filesize
28.7MB

Download
memory/1176-7-0x00000000021C0000-0x0000000003E70000-memory.dmp

Filesize
28.7MB

Download
memory/1176-11-0x000000013F710000-0x0000000140035000-memory.dmp

Filesize
9.1MB

Download
memory/2440-12-0x0000000140000000-0x0000000141CB2000-memory.dmp

Filesize
28.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads